Here’s a step-by-step guide for printing etch resist directly to ... printer and then ironing it onto the copper clad. We’ve seen some efforts to print toner directly to the copper, or to ...
[Mikey77] utilized one of the properties of Ninjaflex Thermoplastic Elastomer (TPE) filament – it sticks to bare copper! The TPE filament acts as an etch resist ... printer to print a few ...